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Miscellaneous two family
715 HUMBOLDT STREET
BROOKLYN · Greenpoint · BIN 3066373
💬 Discuss this project
1899Year Built
2Stories
B9Building Class
R6BZoning
2,394 sfGross Floor Area
2Units
Miscellaneous two family · 1,330 sf lot · 1.8 FAR built · Flood zone X500
Locations of Work
ArchitectureStructuralElectricalMechanicalPlumbing
Permit Issued — active, not yet Signed-off
RoofUnder Construction13p · 2 filings · 20 docs
Floor 2Under Construction9p · 1 filing · 17 docs
Floor 1Under Construction9p · 1 filing · 17 docs
CellarUnder Construction12p · 1 filing · 17 docs
Site & exteriorUnder Construction3p · 1 filing · 17 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
07/16/2024$2.1M—Private party → Private party$879/sf building
▾Design Consultants (Architect / Engineer of Record)
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
JAM CONSULTANTS, INC.303/21/2026
BROOKLYN SOLARWORKS103/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
DI MARTINI INCGeneral Contractor304/09/2026
BROOKLYN SOLARWORKS LLCGeneral Contractor104/09/2026
KISHAN PLUMBING INCPlumbing106/28/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
NIKOLAI KATZ ARCHITECT3482204/10/2025
JEON CONSULTING5119112/03/2024
NKM ENGINEERING PLLC6244110/22/2024
Building Lifecycle
All (27)Filed (4)Permit Issued (5)Signed Off (1)Inspection (4)Objection (4)Special Inspection (9)
05/20/2026
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
05/20/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
05/20/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
05/12/2026
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
12/31/2025
Permit issued — Structural
B01144863-I1-GC
11/18/2025
Signed off — Alteration
INSTALLATION OF SOLAR PANELS ON ROOF. NO CHANGE IN USE, EGRESS, OR OCCUPANCY
B01130388-I1
07/17/2025
Permit issued — Solar
B01130388-I1-SL
04/21/2025
Objection resolved — Addressed
04/21/2025
Objection resolved — Addressed
04/16/2025
Objection raised — Admin
04/16/2025
Objection raised — Cost
04/10/2025
Filed — Alteration
Install new geothermal HVAC system and modify existing exhaust system at bathroom and kitchen as per plan, there is no change in use, egress or occupancy.
B01144863-S2
04/03/2025
Special inspection requirement — HVAC-R and service water heating equipment
Nikolai Katz
04/03/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
Nikolai Katz
04/03/2025
Special inspection requirement — HVAC-R and service water heating system controls
Nikolai Katz
03/27/2025
Special inspection requirement — Mechanical Systems
Nikolai Katz
03/27/2025
Special inspection requirement — Final
Nikolai Katz
03/26/2025
Permit issued — Plumbing
B01144863-S1-PL
01/27/2025
Permit issued — General Construction
B01144863-I1-GC
12/30/2024
Filed — Alteration
Install new geothermal HVAC system and modify existing exhaust system at bathroom and kitchen as per plan, there is no change in use, egress or occupancy.
B01144863-S1
12/03/2024
Filed — Alteration
Install new geothermal HVAC system and modify existing exhaust system at bathroom and kitchen as per plan, there is no change in use, egress or occupancy.
B01144863-I1
11/19/2024
Special inspection requirement — HVAC-R and service water heating system controls
Nikolai Katz
11/19/2024
Special inspection requirement — HVAC-R and service water heating equipment
Nikolai Katz
11/19/2024
Special inspection requirement — HVAC-R and service water piping design and insulation
Nikolai Katz
11/19/2024
Special inspection requirement — Energy Code Compliance Inspections
Nikolai Katz
10/29/2024
Permit issued — Solar
B01130388-I1-SL
10/22/2024
Filed — Alteration
INSTALLATION OF SOLAR PANELS ON ROOF. NO CHANGE IN USE, EGRESS, OR OCCUPANCY
B01130388-I1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWStructuralPermit IssuedDI MARTINI12/31/2025
DOB NOWSolarSigned-offBROOKLYN SOLARWORKS LLC07/17/2025
DOB NOWPlumbingPermit IssuedN AND S PLUMBING INC03/26/2025
DOB NOWGeneral ConstructionPermit IssuedDI MARTINI01/27/2025
DOB NOWSolarSigned-offTOM PETERSEN ARCHITECT, LLC10/29/2024
1 project · most recent 04/10/2025
Heating and Air Conditioning Systems Ventilation Systems
FiledStatusContractorScopeMake / Model / Capacity
04/10/2025Permit IssuedDI MARTINI INCHeating and Air Conditioning Systems, Ventilation Systems
Heat / Cool
Water Furnace 5 Series 500W11 49,700 BTU · Heat Pump Outdoor ×1
Ventilation
Broan BE6 80 CFM · Exhaust Fan ×4
Wolf FISHER & PAYKEL HP24ILTX1 600 CFM · Kitchen Exhaust ×1
PL 462212 1,100 CFM · Kitchen Exhaust ×1
3 projects · most recent 07/07/2025
General Wiring
FiledStatusContractorScope
07/07/2025CompleteBROOKYLN SOLARWORKS, LLC—
02/05/2025Permit IssuedBRANDL ELECTRIC INC.General Wiring
10/21/2024Permit IssuedVENTURE HOME SOLAR LLC—
▾Field Inspections (DOB CAP) — 4
DateTypeResultReport
05/20/2026Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
05/20/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
05/20/2026Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
05/12/2026Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 9
DateRequirementInspectorRole
04/03/2025HVAC-R and service water heating equipmentNikolai Katzenergy_progress
04/03/2025HVAC-R and service water piping design and insulationNikolai Katzenergy_progress
04/03/2025HVAC-R and service water heating system controlsNikolai Katzenergy_progress
03/27/2025Mechanical SystemsNikolai Katzspecial
03/27/2025FinalNikolai Katzprogress
11/19/2024HVAC-R and service water heating system controlsNikolai Katzenergy_progress
11/19/2024HVAC-R and service water heating equipmentNikolai Katzenergy_progress
11/19/2024HVAC-R and service water piping design and insulationNikolai Katzenergy_progress
11/19/2024Energy Code Compliance InspectionsNikolai Katzprogress
▾Documents — 21 on file (BIS + DOB NOW)
▸Plans & Drawings4
▸DOB NOWPlans/Sketch4
08/23/2026B01130388-I1Request digital key ↗
08/21/2026B01144863-I1Request digital key ↗
08/21/2026B01144863-S2Request digital key ↗
Showing 3 of 4 on file for this type
▸Seals & Professional Certifications12
▸DOB NOWProgress Inspector Seal & Signature7
08/28/2026B01144863-S1Open ↗
08/28/2026B01144863-S1Open ↗
08/28/2026B01144863-S1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature4
08/23/2026B01130388-I1Open ↗
08/13/2026B01144863-S2Open ↗
08/13/2026B01144863-I1Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature1
08/26/2026B01144863-S2Open ↗
▸Environmental & Asbestos4
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form2
08/13/2026B01144863-I1Open ↗
08/13/2026B01144863-S2Open ↗
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
08/23/2026B01130388-I1Open ↗
08/13/2026B01144863-S1Open ↗
▸Approvals, Objections & Sign-offs1
▸DOB NOWUtility Company Final Acceptance Letter1
08/13/2026B01130388-I1Open ↗